ISO INTERNATIONAL STANDARD 9533 Second edition 2010-07-01 Earth-moving machinery Machine- mounted audible travel alarms and forward horns Test methods and performance criteria Engins de terrassement - Avertisseurs sonores de déplacement et de recul montes sur engins - Methodes d'essai et criteres de performance Reference number ISO 9533:2010(E) @ ISO 2010 ISO 9533:2010(E) Contents Page Foreword 1 Scope 2 Normative references 3 Terms and definitions 4 Apparatus 5 Test environment. 5.1 Test area. 5.2 Background noise. 5.3 Climatic conditions 5.4 Wind. 6 Machine preparation. 6.1 Voltage... 6.2 Engine and transmission. 6.3 Equipment and attachments 6.4 Operator station... 7 Test procedures 7.1 General 7.2 Setup for exterior alarm measurements .6 7.3 Audibletravelalarmandforwardhornmeasurement... 7.4 Reverse and travel warning alarm measurement for operator location. 7.5 Criteria.... 8 Alarm activation requirements 8.1 Reverse warning alarm 9 8.2 Forwardhorn 8.3 Travel warning alarm.. 9 Information to be reported... 10 AnnexA(informative)Exampletestworksheet.. Annex B (informative) Apparatus for exterior alarm measurement. ..12 Annex C (informative) 1/3rd octave band test method for reverse and travel warning alarms... .13 Bibliography 14 ii ISO9533:2010(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies (isO member bodies). The work of preparing International Standards is normally carried out through isO technical committees. Each member body interested in a subject for which a technical committee has been International Standards are drafted in accordance with the rules given in the ISO/lEC Directives, Part 2. The main task of technical committees is to prepare International Standards. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. rights. IsO shall not be held responsible for identifying any or all such patent rights. ISO 9533 was prepared by Technical Committee ISO/TC 127, Earth-moving machinery, Subcommittee SC 2, Safety, ergonomics and general requirements. This second edition cancels and replaces the first edition (IsO 9533:1989), which has been technically revised Notably, test methods and criteria have been modified to include the evaluation of self-adjusting sound leve alarmsandtravelwarningalarms. ISO 2010 - All rights reserved